Senior Lead React Developer Jobs

The Applications Development Technology Lead Analyst is a senior level position responsible for building robust, high-performance, large-scale applications. The overall objective of this role is to lead applications systems analysis and programming activities. Responsibilities: * Partner with multiple management teams to ensure appropriate integration of functions to meet goals as well as identify and define necessary system enhancements to deploy new products and process improvements * Resolve variety of high impact problems/projects through in-depth evaluation of complex business processes, system processes, and industry standards * Provide expertise in area and advanced knowledge of applications programming and ensure application design adheres to the overall architecture blueprint * Utilize advanced knowledge of system flow and develop standards for coding, testing, debugging, and implementation * Develop comprehensive knowledge of how areas of business, such as architecture and infrastructure, integrate to accomplish business goals * Provide in-depth analysis with interpretive thinking to define issues and develop innovative solutions * Serve as advisor or coach to mid-level developers and analysts, allocating work as necessary * Appropriately assess risk when business decisions are made, demonstrating particular consideration for the firm's reputation and safeguarding Citigroup, its clients and assets, by driving compliance with applicable laws, rules and regulations, adhering to Policy, applying sound ethical judgment regarding personal behavior, conduct and business practices, and escalating, managing and reporting control issues with transparency. Qualifications: * 6 to 9 years of relevant experience in Apps Development or systems analysis role * Extensive experience system analysis and in programming of software applications * Hands-on experience in

The Applications Development Technology Lead Analyst is a senior level position responsible for building robust, high-performance, large-scale applications. The overall objective of this role is to lead applications systems analysis and programming activities. Responsibilities: * Partner with multiple management teams to ensure appropriate integration of functions to meet goals as well as identify and define necessary system enhancements to deploy new products and process improvements * Resolve variety of high impact problems/projects through in-depth evaluation of complex business processes, system processes, and industry standards * Provide expertise in area and advanced knowledge of applications programming and ensure application design adheres to the overall architecture blueprint * Utilize advanced knowledge of system flow and develop standards for coding, testing, debugging, and implementation * Develop comprehensive knowledge of how areas of business, such as architecture and infrastructure, integrate to accomplish business goals * Provide in-depth analysis with interpretive thinking to define issues and develop innovative solutions * Serve as advisor or coach to mid-level developers and analysts, allocating work as necessary * Appropriately assess risk when business decisions are made, demonstrating particular consideration for the firm's reputation and safeguarding Citigroup, its clients and assets, by driving compliance with applicable laws, rules and regulations, adhering to Policy, applying sound ethical judgment regarding personal behavior, conduct and business practices, and escalating, managing and reporting control issues with transparency. Qualifications: * 5-8 years of relevant experience in Apps Development or systems analysis role * Extensive experience system analysis and in programming of software applications * Hands-on experience in We

About Vercel: Vercel is the agentic infrastructure company, freeing people and agents to ship what's next. For more than a decade we've helped builders move from idea to production with speed, security, and exceptional developer experience. Now we're scaling our products for both agents and people to ship and run software, built in the open and trusted by OpenAI, PayPal, Ramp, Supreme, and millions of developers worldwide. About the role: We are looking for a Senior Partner Solutions Engineer to join our partnerships team in EMEA. This role will lead enablement and pre-sales motions with Vercel's solution and consulting partners (SIs and GSIs) across the region, with a primary focus on the DACH market. Partner Solutions Engineers work with partner engineering, sales, and product teams to grow adoption of Vercel's products and build strong technical relationships. A key focus in this role will be growing partner-delivered capacity in the DACH region: running Vercel's partner certification program, creating and delivering technical enablement and workshops, and supporting pre-sales motions where partners are engaged. Fluency in German and/or French is essential; this is a spoken, partner-facing role. This role will serve as a developer advocate for Vercel across solution and consulting partners. You will be the expert on building and delivering with Vercel products, including AI and agent workloads, and will establish best practices, author guides, lead workshops and hackathons, and build solutions for partner communities and Vercel teams. Partner Solutions Engineers require a strong web development background, especially in frontend development, cloud infrastructure, networking, and modern application development. Strong coordination skills across multiple partners and time zones are essential, as is building lasting relationships with practice leads, delivery teams, and executives. This is an in-person (hybrid) position that will require you to be based in Vercel's

About Vercel: Vercel is the agentic infrastructure company, freeing people and agents to ship what's next. For more than a decade we've helped builders move from idea to production with speed, security, and exceptional developer experience. Now we're scaling our products for both agents and people to ship and run software, built in the open and trusted by OpenAI, PayPal, Ramp, Supreme, and millions of developers worldwide. About The Role: We are looking for a Senior Forward-Deployed Engineer to join our Professional Services team. This role is focused on working directly alongside developer teams in our most strategic enterprise customers to drive transformational outcomes across frontend modernization, platform migrations, and AI adoption. In this role, you will lead complex Next.js migrations, architect high-performance applications, and build production AI solutions - all within customer environments. You'll work hands-on-keyboard alongside customer teams, whether you're migrating a legacy React application to App Router, conducting a deep-dive code audit, or deploying production agents using Vercel's eve framework and AI SDK. Our Forward-Deployed Engineers operate with high agency and autonomy. You'll navigate ambiguous enterprise environments, assess technical debt, design migration strategies, and deliver measurable business value - all while building long-term relationships that expand our partnership with each customer. There are two main profiles for this role: Next.js experts, and AI builders. Next.js experts work on deep customer code optimization, performance audits, AEO and SEO, and teaching customers how to build Next.js apps with AI instrumentation - such as Claude Code, Codex, Cursor, etc with Next.js and Vercel agent skills. The AI builder profile is less focused on deep Next.js experience, and more on identifying, evangelizing, and building AI applications and agentic workflows. Your job in this role will be to understand customers’ b

About Vercel: Vercel is the agentic infrastructure company, freeing people and agents to ship what's next. For more than a decade we've helped builders move from idea to production with speed, security, and exceptional developer experience. Now we're scaling our products for both agents and people to ship and run software, built in the open and trusted by OpenAI, PayPal, Ramp, Supreme, and millions of developers worldwide. About the role As a Senior Forward-Deployed Engineer on the Professional Services team, you will embed with developer teams at strategic enterprise customers to lead frontend migrations, performance work, and production AI builds. Success looks like production code live in customer environments, customer teams able to extend it on their own, and a wider partnership with each account. This is a remote role open to candidates in the US, with occasional travel to customer sites. What you'll do Build production AI agents, Model Context Protocol (MCP) servers, and agentic workflows with the AI SDK and the eve framework inside customer environments Lead migrations of legacy React, Vue, and other frontends to Next.js, including Pages Router to App Router, and automate the repeatable steps Audit customer codebases for performance bottlenecks and architectural anti-patterns, then deliver roadmaps with measurable improvements, including answer engine optimization (AEO) and search engine optimization (SEO) Architect and ship high-performance Next.js applications with App Router, Server Components, streaming, and incremental static regeneration (ISR) Run workshops and pair programming sessions so customer teams can maintain what you ship, and share repeatable patterns with Product and Engineering What you need 6+ years of software engineering experience, including 2+ years in a customer-facing technical role (consulting, solutions architecture, forward-deployed engineering, or technical founder) Shipped production TypeScript applications on Next.js and React,

Replit is the agentic software creation platform that enables anyone to build applications using natural language. With millions of users worldwide, Replit is democratizing software development by removing traditional barriers to application creation. Replit is changing who gets to build software. As an agentic software creation platform, Replit enables anyone, from individual creators to teams inside the world’s largest companies, to turn natural language into applications, internal tools, dashboards, workflows, websites, and software that solves real problems. We are looking for a Director or VP of Communications to help lead Replit’s next chapter of storytelling, reputation building, and market awareness. This is a senior communications role for a creative, strategic, and hands-on leader who can help build and scale the communications function as Replit grows from a beloved developer platform into a defining company in AI, software creation, and enterprise transformation. This person will help own Replit’s external and internal communications strategy, including company narrative, media relations, analyst relations, executive communications, internal communications, crisis communications, customer storytelling, policy-related communications, and global awareness. The role requires someone who can push through the noise and make the Replit story heard and for it to be a part of the narrative at all times. The Director / VP of Communications will help develop a compelling narrative that evolves with the company, the product, and the market, and deliver that narrative to the audiences across media, policymakers, partners, customers, potential ones and employees.The role will also support Replit’s international awareness, with a focus on key markets in Europe and Asia. This person must be both strategic and execution-oriented. They should have been able to build a comms function at a fast-growing technology company or have been the second in command at one. But, this

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone. Roblox's Vancouver office is a growing hub of engineering talent, and we're looking for someone to shape how the team grows, stays, and thrives. As the Vancouver People & Talent Lead, you'll lead talent strategy for the site while serving as the people and office point of contact for the Vancouver site. This role sits at the intersection of talent strategy and organizational health. You'll work closely with Recruiting, People Business Partners, and Engineering leadership to understand what the Vancouver team needs to scale well, then build the programs, systems, and relationships to make it happen. The experience you create will be a direct expression of Roblox's investment in this team. You will report to the People Business Partner Lead supporting the Vancouver engineering organization. You Will: Talent Strategy Own full-cycle talent acquisition for the Vancouver site. Partner with Engineering leadership to define hiring strategy, recruit for senior and niche technical roles, build local talent pipelines, and support workforce planning as the team scales. Champion Roblox as an employer of choice in the Vancouver tech market through partnerships with universities,, and local indu

Replit is the agentic software creation platform that enables anyone to build applications using natural language. With millions of users worldwide, Replit is democratizing software development by removing traditional barriers to application creation. About the role: As a Staff Product Engineer at Replit, you’ll work closely with other product and platform engineers, designers, sales representative, and product managers to build features that help users collaborate with their team to go from idea to software fast. You’ll be at the forefront of shaping and experimenting on what our tens of millions of users love. You will: Help lead major projects and take new products from 0->1 Identify the hardest technical and/or quality problems holding us back, and then build solutions Chart high level technical direction and follow up to make sure those projects come together to deliver on results Mentor and develop new senior engineers to help grow the team Ship new features and build infrastructure using: TypeScript, React, CSS, GraphQL, Node.js, and Postgres Required skills and experience: A minimum of 7 years of professional software development experience Experience in a technical leadership role, working cross functionally Working experience building full stack applications with TypeScript Working experience building directly for users Bonus Points : You’re excited about the future of programming and have experience working with IDEs, terminals, or other common developer tools You’ve had previous experience working at a startup in a cross-functional engineering role This is a full-time role that can be held from our Foster City, CA office. The hybrid role has an in-office requirement of Monday, Wednesday, and Friday. Full-Time Employee Benefits Include: 💰 Competitive Salary & Equity 💹 401(k) Program with a 4% match ( US Only ) ⚕️ Health, Dental, Vision and Life Insurance 🩼 Short Term and Long Term Disability 🚼 Paid Parental, Medical, Caregiver Leave 🏝 Flexible

Who We Are: At Bandwidth , we shape how the world connects. We're the global communications software company and Tier 1 network operator with global reach. The voice, messaging, and emergency services infrastructure behind the brands and apps you use every day. Because we own the network we build on, the problems you'll solve here are bigger, more complex, and more impactful. And as communications shifts to AI, we're the infrastructure layer making it possible. We call ourselves BANDmates because building something this big takes collaboration, different perspectives, and the freedom to bring your authentic self to the table. We're experts who speak like humans. Ready to build what's next? #JoinTheBand What We Are Looking For: We're looking for a Senior Software Engineer who leads by example — someone who takes deep ownership of what they build, moves fast without cutting corners, and is genuinely excited by the challenge of designing and scaling distributed systems that millions of people depend on. You are the right candidate if you thrive with mission-focus, enjoy solving complex problems at scale, and are energized — working in an environment where AI is woven into how great engineers work every day. We don't treat AI as a future capability. It's how we build now, and we want teammates who feel the same way. What You'll Do: Own your services end-to-end — from design and development to testing, operations, and production monitoring. You build it, you run it. Create and maintain REST APIs (Java/Spring), customer-facing dashboards (React), and the cloud infrastructure (AWS) that powers the Numbers platform. Lead solutions from start to finish , collaborating across teams to iteratively ship value aligned to customer and business needs. Identify and solve scaling problems through both application development and infrastructure optimization, ensuring high availability and fault tolerance. Mentor junior and mid-level developers through productive code reviews, t

At ClickUp, we're building the future of work: the first truly converged AI workspace unifying tasks, docs, chat, calendar, and enterprise search, all supercharged by context-driven AI. We are an AI-native company. Every team member is expected to leverage AI daily, and we evaluate AI fluency as part of our hiring process. Join us and help redefine what's possible. 🚀 Role Overview We’re seeking a Principal Frontend Engineer to drive the long-term technical vision for frontend engineering at ClickUp. In this role, you will lead architectural strategy across major product surfaces, solve company-wide frontend challenges, and influence how teams build and ship at scale. You will partner deeply with engineering, product, design, backend, and integrations leadership to ensure ClickUp’s frontend systems remain fast, reliable, and adaptable as the business grows. This is a hands-on technical leadership role for someone who can operate at both strategic and implementation levels, especially in a high-growth, fast-paced environment. What You’ll Do Define and drive frontend architecture strategy across product areas and platform investments Lead the design of scalable, performant systems in Angular and React that support rapid product development Solve complex cross-team technical challenges related to performance, state management, scalability, and developer productivity Partner with backend and integrations teams to shape end-to-end architecture for major features and systems Raise the bar for quality, testing, maintainability, and engineering rigor across the frontend organization Provide technical leadership on the highest-impact initiatives and unblock teams working through ambiguous or difficult problems Guide teams toward pragmatic decisions that support both speed and long-term product quality Mentor senior and staff engineers, and help shape frontend engineering culture and standards Influence roadmap and organizational decisions through strong technical judgment an

At ClickUp, we're building the future of work: the first truly converged AI workspace unifying tasks, docs, chat, calendar, and enterprise search, all supercharged by context-driven AI. We are an AI-native company. Every team member is expected to leverage AI daily, and we evaluate AI fluency as part of our hiring process. Join us and help redefine what's possible. 🚀 Role Overview We’re seeking a Principal Frontend Engineer to drive the long-term technical vision for frontend engineering at ClickUp. In this role, you will lead architectural strategy across major product surfaces, solve company-wide frontend challenges, and influence how teams build and ship at scale. You will partner deeply with engineering, product, design, backend, and integrations leadership to ensure ClickUp’s frontend systems remain fast, reliable, and adaptable as the business grows. This is a hands-on technical leadership role for someone who can operate at both strategic and implementation levels, especially in a high-growth, fast-paced environment. What You’ll Do Define and drive frontend architecture strategy across product areas and platform investments Lead the design of scalable, performant systems in Angular 2+ and React that support rapid product development Solve complex cross-team technical challenges related to performance, state management, scalability, and developer productivity Partner with backend and integrations teams to shape end-to-end architecture for major features and systems Raise the bar for quality, testing, maintainability, and engineering rigor across the frontend organization Provide technical leadership on the highest-impact initiatives and unblock teams working through ambiguous or difficult problems Guide teams toward pragmatic decisions that support both speed and long-term product quality Mentor senior and staff engineers, and help shape frontend engineering culture and standards Influence roadmap and organizational decisions through strong technical judgment

At ClickUp, we're building the future of work: the first truly converged AI workspace unifying tasks, docs, chat, calendar, and enterprise search, all supercharged by context-driven AI. We are an AI-native company. Every team member is expected to leverage AI daily, and we evaluate AI fluency as part of our hiring process. Join us and help redefine what's possible. 🚀 Role Overview We’re seeking a Principal Frontend Engineer to drive the long-term technical vision for frontend engineering at ClickUp. In this role, you will lead architectural strategy across major product surfaces, solve company-wide frontend challenges, and influence how teams build and ship at scale. You will partner deeply with engineering, product, design, backend, and integrations leadership to ensure ClickUp’s frontend systems remain fast, reliable, and adaptable as the business grows. This is a hands-on technical leadership role for someone who can operate at both strategic and implementation levels, especially in a high-growth, fast-paced environment. What You’ll Do Define and drive frontend architecture strategy across product areas and platform investments Lead the design of scalable, performant systems in Angular 2+ and React that support rapid product development Solve complex cross-team technical challenges related to performance, state management, scalability, and developer productivity Partner with backend and integrations teams to shape end-to-end architecture for major features and systems Raise the bar for quality, testing, maintainability, and engineering rigor across the frontend organization Provide technical leadership on the highest-impact initiatives and unblock teams working through ambiguous or difficult problems Guide teams toward pragmatic decisions that support both speed and long-term product quality Mentor senior and staff engineers, and help shape frontend engineering culture and standards Influence roadmap and organizational decisions through strong technical judgment

P-1413 At Databricks, we are passionate about enabling data teams to solve the world's toughest problems — from making the next mode of transportation a reality to accelerating the development of medical breakthroughs. We do this by building and running the world's best data and AI infrastructure platform so our customers can use deep data insights to improve their business. We are the UI Platform team, responsible for enabling all frontend developers at Databricks to build amazing features. We support hundreds of developers working in the frontend every week, making sure that they can use AI tooling to build features, can quickly ship them to production, and have best-in class monitoring and observability of what they build.. We own all aspects of the dev loop, relying on industry-standard technology like Typescript, React, GraphQL, yarn, node and more! We're seeking a dedicated Engineering Leader for our Developer Experience team. This team is responsible for the entire life cycle of a feature: dev loop, submitting, pushing, monitoring… everything needed to ensure smooth delivery of code from the developer’s head to production! You will report directly to the Senior Manager of Engineering. The main responsibilities include: You will lead a talented engineering team in UI Platform focused on making our frontend developer experience amazing. You will oversee sustained recruitment of top-tier talent, and developing talent on the team. You will build processes to implement product vision and strategy, according to organizational goals and priorities. You will build software that is not just high quality, but easy to operate. You will manage technical debt, including long-term technical architecture decisions, and balance product roadmap. What we look for: 5+ years of hands-on experience in web frontend development, with a strong preference for React-based applications 2+ years leading and managing a high-performing engineering team. A passion

About the role: As an Associate Architect of our Engineering department, you will support the bridge between business needs and technical solutions on our eCommerce Platform: a React-based storefront running on Cloudflare Workers with a Salesforce Commerce Cloud (SFCC) backend. This is primarily a planning and technical guidance role, not a hands-on developer role - you'll spend most of your time on architecture, technical direction, and proof-of-concept/draft work, while delegating implementation to developers and AI agents, and overseeing execution. Reporting to the Lead Architect, who will provide direct mentorship, with additional guidance from the Director of Engineering and other senior technical voices, you will contribute technical perspectives and recommendations, help translate business requirements into system designs, and grow into a fuller architecture role. This is an ideal role for an experienced SFCC developer looking to make the move into architecture. Key responsibilities: Support business partners by researching and preparing technical and process recommendations and project estimates, under the Lead Architect's guidance. Translate business requirements into system requirements and design specifications, document requirements, and flag interface issues/concerns for review. Write high-level code for proof-of-concepts, technical drafts, and architectural spikes to validate design direction, then guide and review the developers/agents who build it out. Help establish technical standards, collaborate on design decisions, and participate in peer code/design reviews and knowledge-sharing. Support third-party integrations (payments, CMS, search, analytics/CDP, benefits/CRM) with senior support as needed, and contribute to cross-functional platform work using SFCC, Cloudflare Workers, and React. Work with technical teams to devise or modify processes to solve problems. B

Become a part of our caring community Humana is committed to helping people achieve their best health by delivering innovative technology solutions that power exceptional member and provider experiences. The Director, Software Engineering (Platform & Tool Development) is a senior technology leader responsible for the engineering, architecture, development, delivery, and support of Humana's Enterprise Quality Engineering (EQE) technology ecosystem, including the Enterprise Quality Engineering Platform (EQE+), AI Workspace, AI-powered engineering tools, quality engineering applications, developer enablement solutions, automation platforms, and enterprise shared services. This leader will oversee multiple engineering teams responsible for designing, developing, modernizing, and operating business-critical platforms and applications that support quality engineering, automation, AI adoption, engineering productivity, and enterprise delivery excellence. The Director will provide both strategic and hands-on technical leadership, ensuring engineering teams deliver highly scalable, secure, cloud-native solutions that meet enterprise reliability, performance, and operational excellence standards. The role requires deep expertise in modern software engineering, cloud platforms, distributed systems, AI-enabled technologies, platform engineering, and application development. The Director will partner closely with Architecture, Product Management, Quality Engineering, DevOps, Security, Data & Analytics, and business leaders to deliver innovative technology solutions that accelerate Humana's digital transformation and engineering effectiveness initiatives. Key Responsibilities Engineering Strategy & Technology Lead